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Defiance Missouri Map

Explore Defiance, Missouri, with this interactive street and satellite map.

This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.

Interactive Map of Defiance, Missouri

How to Use This Defiance, Missouri Map

This interactive map shows the street layout and satellite imagery for Defiance, Missouri. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of Missouri or beyond.

Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).

TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Defiance.

Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.

Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.

City	Defiance
State	Missouri (MO)
County	St. Charles County
Country	United States of America
Timezone	Central Time (America/Chicago)

Latitude	38.632275
Longitude	-90.778464
Population	159
Density	60.6 /km²
Incorporated	N/A
ZIP Code	63341
Area Code	314
County Seat	St. Charles
School District	Francis Howell R-III School District

🌦 Goto Defiance Weather Page: Defiance, Missouri — Weather Warnings, Forecast, Radar, Satellite & Current Conditions

About Defiance, Missouri

Defiance is a locality in St. Charles County, Missouri, United States. It is a small community with a population of 159. The population density is 60.6 people per km². Defiance is located at 38.6323°N, 90.7785°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 63341.

Defiance commands a landscape where the earth rises and falls in long, sun-drenched swells, defined by the quiet persistence of the Missouri soil. It lies 7.1 miles west-northwest of Wildwood, MO (from Wildwood, MO: bearing 299°T), and is situated 9.8 miles south-southwest of Dardenne Prairie. The terrain surrounding Defiance finds its rhythm in the low-slung woods and open agricultural fields that define this interior expanse, while Femme Osage Creek carves a narrow, winding path through the limestone-rich floor only a mile away. To the north, the horizon catches the faint, hazy suggestion of the Crescent Hills, standing as a muted blue boundary against the sky. On late afternoons, the light here turns a heavy, liquid gold, catching the dust of the fields and casting long, melancholic shadows that seem to hold the land in a state of suspended, amber stillness.

History clings to the bedrock of Defiance, echoing the migration of settlers who sought the fertile promise of the valley floors and the seclusion of places like Camp Hollow. The economy remains tethered to the slow pulse of the land, shifting from the early German immigrant homesteads to a present defined by small-scale viticulture and the gentle, persistent passage of cyclists along the Katy Trail, which runs directly through the center of the locality. Two miles to the east, the quiet surface of Katy Reservoir offers a mirror to the changing seasons, gathering the autumn leaves and the grey, biting frosts of winter. Life in Defiance moves with a deliberate, unadorned gravity, where the silence between the passing of a truck and the rustle of wind in the dry stalks feels like a shared, unspoken pact between the residents and the terrain.

Nearby Outdoor Places

Katy Trail (State Park) — 0.0 mi, 136° SE
Weldon Spring Conservation Area (State Conservation Area) — 1.3 mi, 173° S
Daniel Boone Judgement Tree Memorial (Monument) — 1.8 mi, 207° SW
Tavern Rock Cave (Attraction) — 2.2 mi, 150° SE
Howell Island Conservation Area (State Conservation Area) — 2.3 mi, 077° E
Dr. Edmund A. Babler Memorial State Park (State Park) — 3.5 mi, 104° E
Lewis & Clark Marker (Monument) — 4.4 mi, 049° NE
Smith's Hill Stone (Monument) — 6.7 mi, 162° S
Wildwood History Museum (Museum) — 6.8 mi, 147° SE
Landings at Spirit Golf Club (Attraction) — 7.2 mi, 076° E
Bird Viewing Blind (Viewpoint) — 7.4 mi, 128° SE
Chesterfield Valley Athletic Complex (Local Park) — 7.6 mi, 067° NE
Dardenne Greenway (Local Recreation) — 7.7 mi, 023° NE
Sailboat Sculpture (Public Artwork) — 7.7 mi, 023° NE
Big Muddy National Fish And Wildlife Refuge (National Wildlife Refuge) — 7.7 mi, 066° NE · 32k acres
Greensfelder (Local Park) — 7.7 mi, 139° SE
Ofallon Sports Park (Local Recreation) — 8.3 mi, 028° NE
Old dam (Historic Ruins) — 8.4 mi, 138° SE
B&B Theaters Wildwood (Cinema) — 8.8 mi, 114° SE
B&B Wildwood 10 Theatre (Cinema) — 8.8 mi, 114° SE
Log Flume (Attraction) — 9.9 mi, 146° SE
Six Flags St. Louis (Attraction) — 9.9 mi, 146° SE
Battle of Pacific (Registered Battlefield) — 10.4 mi, 170° S
Mobot Shaw Nature Preserve (Local Conservation Area) — 10.5 mi, 187° S
Indian Teepee (Historic Ruins) — 11.5 mi, 191° S
Machine Shop Gallery (Gallery) — 13.2 mi, 246° SW
MMTAS Art Gallery (Gallery) — 13.5 mi, 249° W
Wolf Sanctuary (Zoo / Wildlife Park) — 13.8 mi, 121° SE
Two Rivers National Wildlife Refuge (National Wildlife Refuge) — 24.4 mi, 031° NE · 1,866 acres
Mark Twain National Forest (National Forest) — 43.6 mi, 190° S · 1.5M acres

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